JPH0258483B2 - - Google Patents

Info

Publication number
JPH0258483B2
JPH0258483B2 JP13853081A JP13853081A JPH0258483B2 JP H0258483 B2 JPH0258483 B2 JP H0258483B2 JP 13853081 A JP13853081 A JP 13853081A JP 13853081 A JP13853081 A JP 13853081A JP H0258483 B2 JPH0258483 B2 JP H0258483B2
Authority
JP
Japan
Prior art keywords
piston
pressure chambers
spool
pressure
valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP13853081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5839806A (ja
Inventor
Masami Nemoto
Takeshi Ichanagi
Haruo Watanabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Hitachi Plant Technologies Ltd
Original Assignee
Hitachi Techno Engineering Co Ltd
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Techno Engineering Co Ltd, Hitachi Ltd filed Critical Hitachi Techno Engineering Co Ltd
Priority to JP13853081A priority Critical patent/JPS5839806A/ja
Publication of JPS5839806A publication Critical patent/JPS5839806A/ja
Publication of JPH0258483B2 publication Critical patent/JPH0258483B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Servomotors (AREA)
JP13853081A 1981-09-04 1981-09-04 油圧サ−ボ弁 Granted JPS5839806A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13853081A JPS5839806A (ja) 1981-09-04 1981-09-04 油圧サ−ボ弁

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13853081A JPS5839806A (ja) 1981-09-04 1981-09-04 油圧サ−ボ弁

Publications (2)

Publication Number Publication Date
JPS5839806A JPS5839806A (ja) 1983-03-08
JPH0258483B2 true JPH0258483B2 (US20030199744A1-20031023-C00003.png) 1990-12-07

Family

ID=15224301

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13853081A Granted JPS5839806A (ja) 1981-09-04 1981-09-04 油圧サ−ボ弁

Country Status (1)

Country Link
JP (1) JPS5839806A (US20030199744A1-20031023-C00003.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG158189A1 (en) 2005-11-01 2010-01-29 Asahi Kasei Chemicals Corp Processes for production of isobutene and tertiary butanol

Also Published As

Publication number Publication date
JPS5839806A (ja) 1983-03-08

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